The biggest category in growth and volume terms was digital television sets with integrated Freeview receivers. Fourth-quarter sales were up 133% year on year to 2.1m.
Set-top box sales rose 27% to 1.5m while Freeview Playback sales rose 100% to 180,000.
Ilse Howling, general manager of Freeview, said: "Freeview continues to be a truly compelling offer and the latest sales figures further cement our position as the most popular digital platform in the UK.
"More than half the homes in the country now have Freeview and the value of Freeview Playback is set to grow further for these homes and the millions of others with additional sets still to convert."